high water pressure

  1. Lanmark79

    Is an expansion tank needed for my new water heater?

    Hello, I'm Lanmark, I came across this cool plumbing forum and it certainly looked like a great forum to get some good advice on plumbing.. So I just installed a new electric water heater, and I have my house psi set to 52 from my PRV. I have my new water heater, a 38 gallon set to 130 F on...
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